Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s been a wormy, sexual head-scratcher for years. The Japanese ...

One of the most fundamental principles of biology is the following: If an organism inherits the X chromosome it will be a female, and the Y chromosome produces a male offspring. Although there are a ...

“My long-standing aim is to rethink what it truly means to be a plant,” Kenji Suetsugu, a botanist at Kobe University in ...

If the idea of living robots made out of frog cells isn't quite weird enough for you, how about living robots made out of frog cells with the ability to reproduce? These first-of-a-kind "Xenobots" are ...

Understanding how to save an animal species from extinction may depend, in part, on understanding the many unique processes that lead to birth. That is why researchers at the Smithsonian’s National ...

What makes science reliable? The ability to reproduce the results of an experiment, known as reproducibility, is one of the hallmarks of a valid scientific finding. But science is facing what many ...

An Asian water dragon hatched from an egg at the Smithsonian National Zoo, and her keepers were shocked. Why? Her mother had never been with a male water dragon. Through genetic testing, zoo ...

One species of bacteria seems to get many of the perks of sexual reproduction without actually having sex, a new study finds. Different strains of bacteria called Mycobacterium smegmatis swap large, ...

Live mouse progeny can be generated with assisted reproduction using germ cells from males without any Y chromosome genes. In these males, the two Y genes previously demonstrated to be essential for ...

One species of bacteria seems to get many of the perks of sexual reproduction without actually having sex, a new study finds. Different strains of bacteria called Mycobacterium smegmatis swap large, ...